$MKSI Insider Trading
FREE EMAIL WATCHDOG
Get free email notifications about insider trading in MKS INSTRUMENTS INC.
- Your email is safe with us.
- The service is free and you can unsubscribe at any time.
General | Insiders | Insider Transactions | Monthly Overview | Weekly Overview
Overview of all insider trading transactions in MKS INSTRUMENTS INC. Get notifications about new insider transactions in MKS INSTRUMENTS INC for free.
Page: < prev 1 ... 7 8 9 10 11 12 13 14 15 ... 23 next >
| Date | Ticker | Company | Owner | Relationship | Transaction | Code | Cost ($) | Shares | Transaction Value ($) | Total Shares | % Holdings |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Mar 07 2011 | MKSI | MKS INSTRUMENTS IN ... | Lee John Tseng-Chung | Group VP, CIT and P ... | Buy | M | 0.00 | 2,813 | 0 | 5,843 | 3 K to 5.8 K (+92.84 %) |
| Mar 07 2011 | MKSI | MKS INSTRUMENTS IN ... | COLELLA GERARD G | VP, Chief Operating ... | Option Exercise | M | 0.00 | 4,166 | 0 | 23,663 | |
| Mar 07 2011 | MKSI | MKS INSTRUMENTS IN ... | COLELLA GERARD G | VP, Chief Operating ... | Option Exercise | M | 0.00 | 5,625 | 0 | 31,900 | |
| Mar 07 2011 | MKSI | MKS INSTRUMENTS IN ... | COLELLA GERARD G | VP, Chief Operating ... | Payment of Exercise | F | 32.05 | 3,946 | 126,469 | 5,870 | 9.8 K to 5.9 K (-40.20 %) |
| Mar 07 2011 | MKSI | MKS INSTRUMENTS IN ... | COLELLA GERARD G | VP, Chief Operating ... | Buy | M | 0.00 | 4,166 | 0 | 9,816 | 5.7 K to 9.8 K (+73.73 %) |
| Mar 07 2011 | MKSI | MKS INSTRUMENTS IN ... | COLELLA GERARD G | VP, Chief Operating ... | Buy | M | 0.00 | 5,625 | 0 | 5,650 | 25 to 5.7 K (+22,500.00 %) |
| Mar 02 2011 | MKSI | MKS INSTRUMENTS IN ... | STEWART WILLIAM D | VP, Vacuum Products | Option Exercise | A | 0.00 | 4,583 | 0 | 18,191 | |
| Mar 02 2011 | MKSI | MKS INSTRUMENTS IN ... | STEWART WILLIAM D | VP, Vacuum Products | Option Exercise | A | 0.00 | 3,055 | 0 | 16,855 | |
| Mar 02 2011 | MKSI | MKS INSTRUMENTS IN ... | BERLINGHIERI LEO | President and CEO | Option Exercise | A | 0.00 | 37,475 | 0 | 105,522 | |
| Mar 02 2011 | MKSI | MKS INSTRUMENTS IN ... | BERLINGHIERI LEO | President and CEO | Option Exercise | A | 0.00 | 24,983 | 0 | 78,363 | |
| Mar 02 2011 | MKSI | MKS INSTRUMENTS IN ... | COLELLA GERARD G | VP, Chief Operating ... | Option Exercise | A | 0.00 | 12,492 | 0 | 37,525 | |
| Mar 02 2011 | MKSI | MKS INSTRUMENTS IN ... | COLELLA GERARD G | VP, Chief Operating ... | Option Exercise | A | 0.00 | 8,328 | 0 | 27,829 | |
| Mar 02 2011 | MKSI | MKS INSTRUMENTS IN ... | BAGSHAW SETH H | Vice President, CFO | Option Exercise | A | 0.00 | 9,993 | 0 | 18,293 | |
| Mar 02 2011 | MKSI | MKS INSTRUMENTS IN ... | BAGSHAW SETH H | Vice President, CFO | Option Exercise | A | 0.00 | 6,662 | 0 | 22,262 | |
| Mar 02 2011 | MKSI | MKS INSTRUMENTS IN ... | SMITH JOHN ALEXANDER | Group VP, ASG | Option Exercise | A | 0.00 | 4,497 | 0 | 15,838 | |
| Mar 02 2011 | MKSI | MKS INSTRUMENTS IN ... | SMITH JOHN ALEXANDER | Group VP, ASG | Option Exercise | A | 0.00 | 2,998 | 0 | 11,999 | |
| Mar 02 2011 | MKSI | MKS INSTRUMENTS IN ... | Lee John Tseng-Chung | Group VP, CIT and P ... | Option Exercise | M | 0.00 | 3,750 | 0 | 16,423 | |
| Mar 02 2011 | MKSI | MKS INSTRUMENTS IN ... | Lee John Tseng-Chung | Group VP, CIT and P ... | Option Exercise | A | 0.00 | 5,996 | 0 | 20,173 | |
| Mar 02 2011 | MKSI | MKS INSTRUMENTS IN ... | Lee John Tseng-Chung | Group VP, CIT and P ... | Option Exercise | A | 0.00 | 3,997 | 0 | 18,998 | |
| Mar 02 2011 | MKSI | MKS INSTRUMENTS IN ... | Lee John Tseng-Chung | Group VP, CIT and P ... | Payment of Exercise | F | 30.02 | 1,376 | 41,308 | 3,030 | 4.4 K to 3 K (-31.23 %) |
| Mar 02 2011 | MKSI | MKS INSTRUMENTS IN ... | Lee John Tseng-Chung | Group VP, CIT and P ... | Buy | M | 0.00 | 3,750 | 0 | 4,406 | 656 to 4.4 K (+571.65 %) |
| Mar 02 2011 | MKSI | MKS INSTRUMENTS IN ... | HANLEY PETER | Director | Option Exercise | M | 0.00 | 556 | 0 | 0 | |
| Mar 02 2011 | MKSI | MKS INSTRUMENTS IN ... | HANLEY PETER | Director | Buy | M | 0.00 | 556 | 0 | 14,444 | 13.9 K to 14.4 K (+4.00 %) |
| Feb 22 2011 | MKSI | MKS INSTRUMENTS IN ... | SMITH JOHN ALEXANDER | Group VP, ASG | Option Exercise | M | 27.11 | 24,000 | 650,640 | 0 | |
| Feb 22 2011 | MKSI | MKS INSTRUMENTS IN ... | SMITH JOHN ALEXANDER | Group VP, ASG | Option Exercise | J | 0.00 | 83 | 0 | 11,341 | |
| Feb 22 2011 | MKSI | MKS INSTRUMENTS IN ... | SMITH JOHN ALEXANDER | Group VP, ASG | Sell | S | 30.45 | 24,000 | 730,800 | 0 | 24 K to 0 (-100.00 %) |
| Feb 22 2011 | MKSI | MKS INSTRUMENTS IN ... | SMITH JOHN ALEXANDER | Group VP, ASG | Buy | M | 27.11 | 24,000 | 650,640 | 24,000 | 0 to 24 K |
| Feb 22 2011 | MKSI | MKS INSTRUMENTS IN ... | BAGSHAW SETH H | Vice President, CFO | Option Exercise | J | 0.00 | 100 | 0 | 8,300 | |
| Feb 22 2011 | MKSI | MKS INSTRUMENTS IN ... | BAGSHAW SETH H | Vice President, CFO | Sell | S | 30.54 | 656 | 20,034 | 0 | 656 to 0 (-100.00 %) |
| Feb 22 2011 | MKSI | MKS INSTRUMENTS IN ... | Lee John Tseng-Chung | Group VP, CIT and P ... | Option Exercise | J | 0.00 | 103 | 0 | 14,177 | |
| Feb 22 2011 | MKSI | MKS INSTRUMENTS IN ... | COLELLA GERARD G | VP, Chief Operating ... | Option Exercise | J | 0.00 | 208 | 0 | 25,033 | |
| Feb 22 2011 | MKSI | MKS INSTRUMENTS IN ... | BERLINGHIERI LEO | President and CEO | Option Exercise | J | 0.00 | 542 | 0 | 68,047 | |
| Feb 22 2011 | MKSI | MKS INSTRUMENTS IN ... | STEWART WILLIAM D | VP, Vacuum Products | Option Exercise | J | 0.00 | 100 | 0 | 13,608 | |
| Feb 18 2011 | MKSI | MKS INSTRUMENTS IN ... | Amon Cristina | Director | Sell | S | 30.75 | 1,667 | 51,260 | 14,778 | 16.4 K to 14.8 K (-10.14 %) |
| Feb 17 2011 | MKSI | MKS INSTRUMENTS IN ... | Amon Cristina | Director | Sell | S | 30.13 | 2,000 | 60,260 | 16,445 | 18.4 K to 16.4 K (-10.84 %) |
| Feb 17 2011 | MKSI | MKS INSTRUMENTS IN ... | COLELLA GERARD G | VP, Chief Operating ... | Option Exercise | M | 18.12 | 375 | 6,795 | 0 | |
| Feb 17 2011 | MKSI | MKS INSTRUMENTS IN ... | COLELLA GERARD G | VP, Chief Operating ... | Option Exercise | M | 18.44 | 436 | 8,040 | 0 | |
| Feb 17 2011 | MKSI | MKS INSTRUMENTS IN ... | COLELLA GERARD G | VP, Chief Operating ... | Option Exercise | M | 20.02 | 823 | 16,476 | 0 | |
| Feb 17 2011 | MKSI | MKS INSTRUMENTS IN ... | COLELLA GERARD G | VP, Chief Operating ... | Sell | S | 30.29 | 375 | 11,359 | 25 | 400 to 25 (-93.75 %) |
| Feb 17 2011 | MKSI | MKS INSTRUMENTS IN ... | COLELLA GERARD G | VP, Chief Operating ... | Buy | M | 18.12 | 375 | 6,795 | 400 | 25 to 400 (+1,500.00 %) |
| Feb 17 2011 | MKSI | MKS INSTRUMENTS IN ... | COLELLA GERARD G | VP, Chief Operating ... | Sell | S | 30.22 | 436 | 13,176 | 25 | 461 to 25 (-94.58 %) |
| Feb 17 2011 | MKSI | MKS INSTRUMENTS IN ... | COLELLA GERARD G | VP, Chief Operating ... | Buy | M | 18.44 | 436 | 8,040 | 461 | 25 to 461 (+1,744.00 %) |
| Feb 17 2011 | MKSI | MKS INSTRUMENTS IN ... | COLELLA GERARD G | VP, Chief Operating ... | Sell | S | 30.22 | 823 | 24,871 | 25 | 848 to 25 (-97.05 %) |
| Feb 17 2011 | MKSI | MKS INSTRUMENTS IN ... | COLELLA GERARD G | VP, Chief Operating ... | Buy | M | 20.02 | 823 | 16,476 | 848 | 25 to 848 (+3,292.00 %) |
| Feb 17 2011 | MKSI | MKS INSTRUMENTS IN ... | BERLINGHIERI LEO | President and CEO | Option Exercise | M | 17.60 | 38,916 | 684,922 | 0 | |
| Feb 17 2011 | MKSI | MKS INSTRUMENTS IN ... | BERLINGHIERI LEO | President and CEO | Sell | S | 30.01 | 38,916 | 1,167,869 | 5,013 | 43.9 K to 5 K (-88.59 %) |
| Feb 17 2011 | MKSI | MKS INSTRUMENTS IN ... | BERLINGHIERI LEO | President and CEO | Buy | M | 17.60 | 38,916 | 684,922 | 43,929 | 5 K to 43.9 K (+776.30 %) |
| Feb 11 2011 | MKSI | MKS INSTRUMENTS IN ... | STEWART WILLIAM D | VP, Vacuum Products | Option Exercise | M | 27.11 | 24,000 | 650,640 | 0 | |
| Feb 11 2011 | MKSI | MKS INSTRUMENTS IN ... | STEWART WILLIAM D | VP, Vacuum Products | Sell | S | 30.00 | 24,000 | 720,000 | 0 | 24 K to 0 (-100.00 %) |
| Feb 11 2011 | MKSI | MKS INSTRUMENTS IN ... | STEWART WILLIAM D | VP, Vacuum Products | Buy | M | 27.11 | 24,000 | 650,640 | 24,000 | 0 to 24 K |
| Feb 10 2011 | MKSI | MKS INSTRUMENTS IN ... | BERLINGHIERI LEO | President and CEO | Option Exercise | M | 23.50 | 26,000 | 611,000 | 0 | |
| Feb 10 2011 | MKSI | MKS INSTRUMENTS IN ... | BERLINGHIERI LEO | President and CEO | Option Exercise | M | 24.50 | 108,736 | 2,664,032 | 0 | |
| Feb 10 2011 | MKSI | MKS INSTRUMENTS IN ... | BERLINGHIERI LEO | President and CEO | Sell | S | 30.08 | 23,200 | 697,856 | 5,013 | 28.2 K to 5 K (-82.23 %) |
| Feb 10 2011 | MKSI | MKS INSTRUMENTS IN ... | BERLINGHIERI LEO | President and CEO | Sell | S | 30.27 | 2,800 | 84,756 | 28,213 | 31 K to 28.2 K (-9.03 %) |
| Feb 10 2011 | MKSI | MKS INSTRUMENTS IN ... | BERLINGHIERI LEO | President and CEO | Buy | M | 23.50 | 26,000 | 611,000 | 31,013 | 5 K to 31 K (+518.65 %) |
| Feb 10 2011 | MKSI | MKS INSTRUMENTS IN ... | BERLINGHIERI LEO | President and CEO | Sell | S | 30.14 | 98,336 | 2,963,847 | 5,013 | 103.3 K to 5 K (-95.15 %) |
| Feb 10 2011 | MKSI | MKS INSTRUMENTS IN ... | BERLINGHIERI LEO | President and CEO | Sell | S | 30.27 | 10,400 | 314,808 | 103,349 | 113.7 K to 103.3 K (-9.14 %) |
| Feb 10 2011 | MKSI | MKS INSTRUMENTS IN ... | BERLINGHIERI LEO | President and CEO | Buy | M | 24.50 | 108,736 | 2,664,032 | 113,749 | 5 K to 113.7 K (+2,169.08 %) |
| Feb 11 2011 | MKSI | MKS INSTRUMENTS IN ... | Beecher Gregory R | Director | Option Exercise | M | 20.05 | 20,000 | 401,000 | 0 | |
| Feb 11 2011 | MKSI | MKS INSTRUMENTS IN ... | Beecher Gregory R | Director | Sell | S | 30.00 | 3,333 | 99,990 | 16,400 | 19.7 K to 16.4 K (-16.89 %) |
| Feb 11 2011 | MKSI | MKS INSTRUMENTS IN ... | Beecher Gregory R | Director | Sell | S | 30.05 | 16,667 | 500,843 | 19,733 | 36.4 K to 19.7 K (-45.79 %) |
| Feb 11 2011 | MKSI | MKS INSTRUMENTS IN ... | Beecher Gregory R | Director | Buy | M | 20.05 | 20,000 | 401,000 | 36,400 | 16.4 K to 36.4 K (+121.95 %) |
| Feb 08 2011 | MKSI | MKS INSTRUMENTS IN ... | SMITH JOHN ALEXANDER | Group VP, ASG | Option Exercise | M | 24.75 | 55,000 | 1,361,250 | 0 | |
| Feb 08 2011 | MKSI | MKS INSTRUMENTS IN ... | SMITH JOHN ALEXANDER | Group VP, ASG | Sell | S | 30.03 | 55,000 | 1,651,650 | 0 | 55 K to 0 (-100.00 %) |
| Feb 08 2011 | MKSI | MKS INSTRUMENTS IN ... | SMITH JOHN ALEXANDER | Group VP, ASG | Buy | M | 24.75 | 55,000 | 1,361,250 | 55,000 | 0 to 55 K |
| Feb 08 2011 | MKSI | MKS INSTRUMENTS IN ... | Loomis Paul | VP & GM, Astex | Sell | S | 31.15 | 4,388 | 136,686 | 0 | 4.4 K to 0 (-100.00 %) |
| Feb 08 2011 | MKSI | MKS INSTRUMENTS IN ... | COLELLA GERARD G | VP, Chief Operating ... | Option Exercise | M | 23.50 | 30,000 | 705,000 | 0 | |
| Feb 08 2011 | MKSI | MKS INSTRUMENTS IN ... | COLELLA GERARD G | VP, Chief Operating ... | Option Exercise | M | 24.50 | 125,000 | 3,062,500 | 0 | |
| Feb 08 2011 | MKSI | MKS INSTRUMENTS IN ... | COLELLA GERARD G | VP, Chief Operating ... | Sell | S | 29.74 | 30,000 | 892,200 | 25 | 30 K to 25 (-99.92 %) |
| Feb 08 2011 | MKSI | MKS INSTRUMENTS IN ... | COLELLA GERARD G | VP, Chief Operating ... | Buy | M | 23.50 | 30,000 | 705,000 | 30,025 | 25 to 30 K (+120,000.00 %) |
| Feb 08 2011 | MKSI | MKS INSTRUMENTS IN ... | COLELLA GERARD G | VP, Chief Operating ... | Sell | S | 31.03 | 50,700 | 1,573,221 | 25 | 50.7 K to 25 (-99.95 %) |
| Feb 08 2011 | MKSI | MKS INSTRUMENTS IN ... | COLELLA GERARD G | VP, Chief Operating ... | Sell | S | 30.12 | 74,300 | 2,237,916 | 50,725 | 125 K to 50.7 K (-59.43 %) |
| Feb 08 2011 | MKSI | MKS INSTRUMENTS IN ... | COLELLA GERARD G | VP, Chief Operating ... | Buy | M | 24.50 | 125,000 | 3,062,500 | 125,025 | 25 to 125 K (+500,000.00 %) |
| Feb 08 2011 | MKSI | MKS INSTRUMENTS IN ... | BERLINGHIERI LEO | President and CEO | Option Exercise | M | 23.50 | 4,000 | 94,000 | 26,000 | |
| Feb 08 2011 | MKSI | MKS INSTRUMENTS IN ... | BERLINGHIERI LEO | President and CEO | Option Exercise | M | 24.50 | 16,264 | 398,468 | 108,736 | |
| Feb 08 2011 | MKSI | MKS INSTRUMENTS IN ... | BERLINGHIERI LEO | President and CEO | Sell | S | 30.62 | 4,000 | 122,480 | 5,013 | 9 K to 5 K (-44.38 %) |
| Feb 08 2011 | MKSI | MKS INSTRUMENTS IN ... | BERLINGHIERI LEO | President and CEO | Buy | M | 23.50 | 4,000 | 94,000 | 9,013 | 5 K to 9 K (+79.79 %) |
| Feb 08 2011 | MKSI | MKS INSTRUMENTS IN ... | BERLINGHIERI LEO | President and CEO | Sell | S | 30.66 | 16,264 | 498,654 | 5,013 | 21.3 K to 5 K (-76.44 %) |
| Feb 08 2011 | MKSI | MKS INSTRUMENTS IN ... | BERLINGHIERI LEO | President and CEO | Buy | M | 24.50 | 16,264 | 398,468 | 21,277 | 5 K to 21.3 K (+324.44 %) |
| Feb 08 2011 | MKSI | MKS INSTRUMENTS IN ... | ANDERSON ROBERT R | Director | Option Exercise | M | 17.06 | 12,000 | 204,720 | 0 | |
| Feb 08 2011 | MKSI | MKS INSTRUMENTS IN ... | ANDERSON ROBERT R | Director | Sell | S | 30.95 | 12,000 | 371,412 | 21,000 | 33 K to 21 K (-36.36 %) |
| Feb 08 2011 | MKSI | MKS INSTRUMENTS IN ... | ANDERSON ROBERT R | Director | Buy | M | 17.06 | 12,000 | 204,720 | 33,000 | 21 K to 33 K (+57.14 %) |
| Dec 27 2010 | MKSI | MKS INSTRUMENTS IN ... | BERTUCCI JOHN R | Director | Sell | S | 24.54 | 100,000 | 2,454,000 | 827,788 | 927.8 K to 827.8 K (-10.78 %) |
| Dec 28 2010 | MKSI | MKS INSTRUMENTS IN ... | BERTUCCI JOHN R | Director | Sell | S | 24.14 | 100,000 | 2,414,000 | 222,422 | 322.4 K to 222.4 K (-31.02 %) |
| Dec 16 2010 | MKSI | MKS INSTRUMENTS IN ... | Amon Cristina | Director | Sell | S | 22.17 | 1,665 | 36,913 | 18,445 | 20.1 K to 18.4 K (-8.28 %) |
| Dec 20 2010 | MKSI | MKS INSTRUMENTS IN ... | VALENTE LOUIS P | Director | Sell | S | 24.03 | 2,000 | 48,060 | 8,000 | 10 K to 8 K (-20.00 %) |
| Dec 10 2010 | MKSI | MKS INSTRUMENTS IN ... | BERTUCCI JOHN R | Director | Sell | S | 21.43 | 37,800 | 810,054 | 927,788 | 965.6 K to 927.8 K (-3.91 %) |
| Dec 10 2010 | MKSI | MKS INSTRUMENTS IN ... | BERTUCCI JOHN R | Director | Sell | S | 21.43 | 37,800 | 810,054 | 321,947 | 359.7 K to 321.9 K (-10.51 %) |
| Dec 10 2010 | MKSI | MKS INSTRUMENTS IN ... | BERTUCCI JOHN R | Director | Sell | S | 20.90 | 89,000 | 1,860,100 | 965,588 | 1.1 M to 965.6 K (-8.44 %) |
| Dec 10 2010 | MKSI | MKS INSTRUMENTS IN ... | BERTUCCI JOHN R | Director | Sell | S | 20.90 | 89,000 | 1,860,100 | 359,747 | 448.7 K to 359.7 K (-19.83 %) |
| Dec 10 2010 | MKSI | MKS INSTRUMENTS IN ... | BERTUCCI JOHN R | Director | Sell | S | 21.07 | 63,900 | 1,346,373 | 1,054,588 | 1.1 M to 1.1 M (-5.71 %) |
| Dec 10 2010 | MKSI | MKS INSTRUMENTS IN ... | BERTUCCI JOHN R | Director | Sell | S | 21.07 | 63,900 | 1,346,373 | 448,747 | 512.6 K to 448.7 K (-12.46 %) |
| Dec 10 2010 | MKSI | MKS INSTRUMENTS IN ... | BERTUCCI JOHN R | Director | Sell | S | 21.40 | 9,300 | 199,020 | 1,118,488 | 1.1 M to 1.1 M (-0.82 %) |
| Dec 10 2010 | MKSI | MKS INSTRUMENTS IN ... | BERTUCCI JOHN R | Director | Sell | S | 21.40 | 9,300 | 199,020 | 512,647 | 521.9 K to 512.6 K (-1.78 %) |
| Dec 09 2010 | MKSI | MKS INSTRUMENTS IN ... | BERLINGHIERI LEO | President and CEO | Sell | S | 21.63 | 30,000 | 648,900 | 6,116 | 36.1 K to 6.1 K (-83.07 %) |
| Dec 08 2010 | MKSI | MKS INSTRUMENTS IN ... | COLELLA GERARD G | VP, Chief Operating ... | Sell | S | 21.50 | 680 | 14,620 | 25 | 705 to 25 (-96.45 %) |
| Dec 08 2010 | MKSI | MKS INSTRUMENTS IN ... | ANDERSON ROBERT R | Director | Sell | S | 21.66 | 2,500 | 54,150 | 21,000 | 23.5 K to 21 K (-10.64 %) |
| Dec 02 2010 | MKSI | MKS INSTRUMENTS IN ... | Lee John Tseng-Chung | Group VP, CIT Produ ... | Grant | A | 16.19 | 656 | 10,621 | 656 | 0 to 656 |
| Dec 02 2010 | MKSI | MKS INSTRUMENTS IN ... | BAGSHAW SETH H | Vice President, CFO | Grant | A | 16.19 | 656 | 10,621 | 656 | 0 to 656 |
| Dec 02 2010 | MKSI | MKS INSTRUMENTS IN ... | HANLEY PETER | Director | Option Exercise | M | 0.00 | 555 | 0 | 556 | |
| Dec 02 2010 | MKSI | MKS INSTRUMENTS IN ... | HANLEY PETER | Director | Buy | M | 0.00 | 555 | 0 | 13,888 | 13.3 K to 13.9 K (+4.16 %) |
| Dec 02 2010 | MKSI | MKS INSTRUMENTS IN ... | BERTUCCI JOHN R | Director | Gift | G | 0.00 | 25,000 | 0 | 1,127,788 | 1.2 M to 1.1 M (-2.17 %) |
| Dec 02 2010 | MKSI | MKS INSTRUMENTS IN ... | BERTUCCI JOHN R | Director | Gift | G | 0.00 | 25,000 | 0 | 322,422 | 347.4 K to 322.4 K (-7.20 %) |
| Dec 02 2010 | MKSI | MKS INSTRUMENTS IN ... | BERTUCCI JOHN R | Director | Gift | G | 0.00 | 100,000 | 0 | 347,422 | 447.4 K to 347.4 K (-22.35 %) |
| Dec 01 2010 | MKSI | MKS INSTRUMENTS IN ... | BERTUCCI JOHN R | Director | Sell | S | 20.47 | 75,000 | 1,535,250 | 447,422 | 522.4 K to 447.4 K (-14.36 %) |
| Dec 01 2010 | MKSI | MKS INSTRUMENTS IN ... | BERTUCCI JOHN R | Director | Sell | S | 20.41 | 75,000 | 1,530,750 | 1,152,788 | 1.2 M to 1.2 M (-6.11 %) |
| Nov 09 2010 | MKSI | MKS INSTRUMENTS IN ... | Lee John Tseng-Chung | Group VP, CIT Produ ... | Sell | S | 21.60 | 2,374 | 51,278 | 0 | 2.4 K to 0 (-100.00 %) |
| Nov 09 2010 | MKSI | MKS INSTRUMENTS IN ... | ANDERSON ROBERT R | Director | Sell | S | 21.66 | 4,000 | 86,640 | 23,500 | 27.5 K to 23.5 K (-14.55 %) |
| Oct 27 2010 | MKSI | MKS INSTRUMENTS IN ... | BERTUCCI JOHN R | Director | Sell | S | 20.64 | 75,000 | 1,548,000 | 1,227,788 | 1.3 M to 1.2 M (-5.76 %) |
| Oct 27 2010 | MKSI | MKS INSTRUMENTS IN ... | BERTUCCI JOHN R | Director | Sell | S | 20.74 | 75,000 | 1,555,500 | 522,422 | 597.4 K to 522.4 K (-12.55 %) |
| Oct 12 2010 | MKSI | MKS INSTRUMENTS IN ... | Lee John Tseng-Chung | Group VP, CIT Produ ... | Option Exercise | M | 0.00 | 3,750 | 0 | 15,001 | |
| Oct 12 2010 | MKSI | MKS INSTRUMENTS IN ... | Lee John Tseng-Chung | Group VP, CIT Produ ... | Payment of Exercise | F | 18.50 | 1,376 | 25,456 | 2,375 | 3.8 K to 2.4 K (-36.68 %) |
| Oct 12 2010 | MKSI | MKS INSTRUMENTS IN ... | Lee John Tseng-Chung | Group VP, CIT Produ ... | Buy | M | 0.00 | 3,750 | 0 | 3,751 | 1 to 3.8 K (+375,000.00 %) |
| Sep 21 2010 | MKSI | MKS INSTRUMENTS IN ... | COLELLA GERARD G | VP, Chief Operating ... | Option Exercise | M | 0.00 | 1,000 | 0 | 19,501 | |
| Sep 21 2010 | MKSI | MKS INSTRUMENTS IN ... | COLELLA GERARD G | VP, Chief Operating ... | Payment of Exercise | F | 18.59 | 318 | 5,912 | 705 | 1 K to 705 (-31.09 %) |
| Sep 21 2010 | MKSI | MKS INSTRUMENTS IN ... | COLELLA GERARD G | VP, Chief Operating ... | Buy | M | 0.00 | 1,000 | 0 | 1,023 | 23 to 1 K (+4,347.83 %) |
| Sep 16 2010 | MKSI | MKS INSTRUMENTS IN ... | Amon Cristina | Director | Sell | S | 18.41 | 556 | 10,236 | 20,110 | 20.7 K to 20.1 K (-2.69 %) |
| Sep 16 2010 | MKSI | MKS INSTRUMENTS IN ... | ANDERSON ROBERT R | Director | Sell | S | 18.45 | 2,500 | 46,125 | 27,500 | 30 K to 27.5 K (-8.33 %) |
| Sep 03 2010 | MKSI | MKS INSTRUMENTS IN ... | HANLEY PETER | Director | Option Exercise | M | 0.00 | 556 | 0 | 1,111 | |
| Sep 03 2010 | MKSI | MKS INSTRUMENTS IN ... | HANLEY PETER | Director | Buy | M | 0.00 | 556 | 0 | 13,333 | 12.8 K to 13.3 K (+4.35 %) |
| Aug 09 2010 | MKSI | MKS INSTRUMENTS IN ... | BERTUCCI JOHN R | Director | Sell | S | 20.70 | 75,000 | 1,552,500 | 597,422 | 672.4 K to 597.4 K (-11.15 %) |
| Aug 09 2010 | MKSI | MKS INSTRUMENTS IN ... | BERTUCCI JOHN R | Director | Sell | S | 21.26 | 75,000 | 1,594,500 | 1,302,788 | 1.4 M to 1.3 M (-5.44 %) |
| Aug 02 2010 | MKSI | MKS INSTRUMENTS IN ... | COLELLA GERARD G | VP, Chief Operating ... | Sell | S | 21.38 | 3,330 | 71,195 | 23 | 3.4 K to 23 (-99.31 %) |
| Jul 28 2010 | MKSI | MKS INSTRUMENTS IN ... | CHUTE RICHARD S | Director | Sell | S | 21.22 | 3,000 | 63,660 | 7,000 | 10 K to 7 K (-30.00 %) |
| Jul 13 2010 | MKSI | MKS INSTRUMENTS IN ... | BERTUCCI JOHN R | Director | Sell | S | 19.71 | 50,000 | 985,500 | 1,377,788 | 1.4 M to 1.4 M (-3.50 %) |
| Jul 13 2010 | MKSI | MKS INSTRUMENTS IN ... | BERTUCCI JOHN R | Director | Sell | S | 19.74 | 50,000 | 987,000 | 672,422 | 722.4 K to 672.4 K (-6.92 %) |
| Jul 13 2010 | MKSI | MKS INSTRUMENTS IN ... | BERTUCCI JOHN R | Director | Buy | J | 0.00 | 228,053 | 0 | 722,422 | 494.4 K to 722.4 K (+46.13 %) |
| Jul 13 2010 | MKSI | MKS INSTRUMENTS IN ... | BERTUCCI JOHN R | Director | Sell | J | 0.00 | 228,053 | 0 | 521,947 | 750 K to 521.9 K (-30.41 %) |
| Jun 09 2010 | MKSI | MKS INSTRUMENTS IN ... | BERTUCCI JOHN R | Director | Sell | S | 19.03 | 5,905 | 112,372 | 1,427,788 | 1.4 M to 1.4 M (-0.41 %) |
| Jun 02 2010 | MKSI | MKS INSTRUMENTS IN ... | HANLEY PETER | Director | Option Exercise | M | 0.00 | 555 | 0 | 1,667 | |
| Jun 02 2010 | MKSI | MKS INSTRUMENTS IN ... | HANLEY PETER | Director | Buy | M | 0.00 | 555 | 0 | 12,777 | 12.2 K to 12.8 K (+4.54 %) |
| May 19 2010 | MKSI | MKS INSTRUMENTS IN ... | STEWART WILLIAM D | V.P. Vacuum Product ... | Option Exercise | A | 0.00 | 3,000 | 0 | 13,800 | |
| May 19 2010 | MKSI | MKS INSTRUMENTS IN ... | VALENTE LOUIS P | Director | Option Exercise | E | 44.88 | 6,000 | 269,280 | 0 | |
| May 19 2010 | MKSI | MKS INSTRUMENTS IN ... | CHUTE RICHARD S | Director | Option Exercise | E | 44.88 | 6,000 | 269,280 | 0 | |
| May 13 2010 | MKSI | MKS INSTRUMENTS IN ... | BERTUCCI JOHN R | Director | Sell | S | 20.30 | 75,000 | 1,522,500 | 1,433,693 | 1.5 M to 1.4 M (-4.97 %) |
| May 13 2010 | MKSI | MKS INSTRUMENTS IN ... | BERTUCCI JOHN R | Director | Sell | S | 21.45 | 75,000 | 1,608,750 | 494,369 | 569.4 K to 494.4 K (-13.17 %) |
| May 11 2010 | MKSI | MKS INSTRUMENTS IN ... | Amon Cristina | Director | Option Exercise | M | 0.00 | 556 | 0 | 0 | |
| May 11 2010 | MKSI | MKS INSTRUMENTS IN ... | Amon Cristina | Director | Buy | M | 0.00 | 556 | 0 | 20,666 | 20.1 K to 20.7 K (+2.76 %) |
| May 11 2010 | MKSI | MKS INSTRUMENTS IN ... | Amon Cristina | Director | Grant | A | 0.00 | 6,000 | 0 | 20,110 | 14.1 K to 20.1 K (+42.52 %) |
| May 05 2010 | MKSI | MKS INSTRUMENTS IN ... | Beecher Gregory R | Director | Grant | A | 0.00 | 6,000 | 0 | 16,400 | 10.4 K to 16.4 K (+57.69 %) |
| May 05 2010 | MKSI | MKS INSTRUMENTS IN ... | ANDERSON ROBERT R | Director | Grant | A | 0.00 | 6,000 | 0 | 30,000 | 24 K to 30 K (+25.00 %) |
| May 05 2010 | MKSI | MKS INSTRUMENTS IN ... | CHUTE RICHARD S | Director | Grant | A | 0.00 | 6,000 | 0 | 10,000 | 4 K to 10 K (+150.00 %) |
| May 05 2010 | MKSI | MKS INSTRUMENTS IN ... | BERTUCCI JOHN R | Director | Grant | A | 0.00 | 6,000 | 0 | 569,369 | 563.4 K to 569.4 K (+1.07 %) |
| May 05 2010 | MKSI | MKS INSTRUMENTS IN ... | HANLEY PETER | Director | Grant | A | 0.00 | 6,000 | 0 | 12,222 | 6.2 K to 12.2 K (+96.43 %) |
| May 05 2010 | MKSI | MKS INSTRUMENTS IN ... | KAHL HANS JOCHEN | Director | Grant | A | 0.00 | 6,000 | 0 | 10,000 | 4 K to 10 K (+150.00 %) |
| May 05 2010 | MKSI | MKS INSTRUMENTS IN ... | VALENTE LOUIS P | Director | Grant | A | 0.00 | 6,000 | 0 | 10,000 | 4 K to 10 K (+150.00 %) |
| May 03 2010 | MKSI | MKS INSTRUMENTS IN ... | BERLINGHIERI LEO | President and CEO | Option Exercise | M | 17.60 | 10,884 | 191,558 | 38,916 | |
| May 03 2010 | MKSI | MKS INSTRUMENTS IN ... | BERLINGHIERI LEO | President and CEO | Option Exercise | M | 16.88 | 14,800 | 249,824 | 0 | |
| May 03 2010 | MKSI | MKS INSTRUMENTS IN ... | BERLINGHIERI LEO | President and CEO | Sell | S | 23.85 | 10,884 | 259,583 | 36,116 | 47 K to 36.1 K (-23.16 %) |
| May 03 2010 | MKSI | MKS INSTRUMENTS IN ... | BERLINGHIERI LEO | President and CEO | Buy | M | 23.85 | 10,884 | 259,583 | 47,000 | 36.1 K to 47 K (+30.14 %) |